Home / 757,701.45-1,045,763.46-451,797.53

Finding the Fourth Proportional to 757,701.45, 1,045,763.46 and 451,797.53

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Solution

The fourth proportional to 757,701.45, 1,045,763.46 and 451,797.53 is: 623,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,701.45 : 1,045,763.46 = 451,797.53 : x
  2. Step 2: Convert to fraction form
    757,701.45/1,045,763.46 = 451,797.53/x
  3. Step 3: Cross multiply
    757,701.45x = 1,045,763.46 × 451,797.53
  4. Step 4: Simplify right side
    757,701.45x = 472,473,342,963.44
  5. Step 5: Solve for x
    x = 472,473,342,963.44/757,701.45
  6. Step 6: Final answer
    x = 623,561.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.